Off the coast of Washington, columns of bubbles rise from the seafloor, as if evidence of a sleeping dragon lying below. But these bubbles are methane that is squeezed out of sediment and rises up through the water. The locations ...
Earth Sciences
Mar 21, 2019
0
702
Florida State University researchers have found that abrupt variations in the seafloor can cause dangerous ocean waves known as rogue or freak waves—waves so catastrophic that they were once thought to be the figments of ...
Soft Matter
Feb 1, 2019
0
296
New research published in Nature overturns previous theories about how the stunning biodiversity of the oceans evolved, with important implications for conservation.
Ecology
Jan 24, 2019
3
234
Scientists have discovered that bacteria in the deepest parts of the seafloor are absorbing carbon dioxide and could be turning themselves into an additional food source for other deep-sea life.
Earth Sciences
Nov 20, 2018
1
527
About a quarter of the world's seafood caught in the ocean comes from bottom trawling, a method that involves dragging a net along the ocean's shelves and slopes to scoop up shrimp, cod, rockfish, sole and other kinds of ...
Ecology
Oct 8, 2018
1
129
Turbidity currents have historically been described as fast-moving currents that sweep down submarine canyons, carrying sand and mud into the deep sea. But a new paper in Nature Communications shows that, rather than just ...
Earth Sciences
Oct 5, 2018
0
137
Computer modelling shows climate- and sea-level cycles are not responsible for the 'hills' and 'valleys' at the bottom of the sea—a hypothesis that would have mapped a path to uncovering Earth's climate history.
Earth Sciences
Sep 4, 2018
0
42
A trio of researchers with the National Oceanography Centre in the U.K. has found depression marks on the sea floor in a very deep part of the ocean—they suggest the marks may have been made by deep-diving whales. In their ...
As part of an international team, a researcher from the University of Liverpool reconstructed the 1929 Grand Banks underwater avalanche to better understand these common geohazards, which threaten critical seafloor infrastructure.
Earth Sciences
Jul 5, 2018
0
73
On July 18, 2012, passengers on an airline flight over the Southwest Pacific Ocean glimpsed something unusual—a raft of floating rock known as pumice that indicated an underwater volcanic eruption had occurred on the seafloor ...
Earth Sciences
Jan 10, 2018
1
175
